<?php  
header('Content-Type: text/json;charset=UTF-8');  
$dir=dirname(__FILE__);  
$files = glob('./list/*.txt');  
  
  
$result='';  
foreach ($files as $file) {  
  
        $fsize=filesize($file);  
  
        $myfile = fopen($file, "r") or die("Unable to open file!");  
        $txt= fread($myfile,$fsize);  
        fclose($myfile);  
        $txt=$txt."\r\n";  
  
        $result=$result.$txt;  
}  
  
echo $result;  
  
?>  